$ git clone -n https://src.fedoraproject.org/rpms/kdiamond.git /var/lib/mock/f42-build-863952-172034/root/chroot_tmpdir/scmroot/kdiamond
Cloning into '/var/lib/mock/f42-build-863952-172034/root/chroot_tmpdir/scmroot/kdiamond'...
$ git fetch origin dcfacc6faba8fb6ba32771c0d61049597a9b36cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kdiamond
 * [new ref]         dcfacc6faba8fb6ba32771c0d61049597a9b36cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dcfacc6 24.12.0